Home / 4,993.12-6,886.56-3,003.28

Finding the Fourth Proportional to 4,993.12, 6,886.56 and 3,003.28

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Solution

The fourth proportional to 4,993.12, 6,886.56 and 3,003.28 is: 4,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.12 : 6,886.56 = 3,003.28 : x
  2. Step 2: Convert to fraction form
    4,993.12/6,886.56 = 3,003.28/x
  3. Step 3: Cross multiply
    4,993.12x = 6,886.56 × 3,003.28
  4. Step 4: Simplify right side
    4,993.12x = 20,682,267.92
  5. Step 5: Solve for x
    x = 20,682,267.92/4,993.12
  6. Step 6: Final answer
    x = 4,142.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.